diff --git a/Misc/NEWS.d/next/Windows/2023-02-07-18-22-54.gh-issue-101614.NjVP0n.rst b/Misc/NEWS.d/next/Windows/2023-02-07-18-22-54.gh-issue-101614.NjVP0n.rst new file mode 100644 index 00000000000000..8ed0995d78925b --- /dev/null +++ b/Misc/NEWS.d/next/Windows/2023-02-07-18-22-54.gh-issue-101614.NjVP0n.rst @@ -0,0 +1 @@ +Correctly handle extensions built against debug binaries that reference ``python3_d.dll``. diff --git a/Python/dynload_win.c b/Python/dynload_win.c index c03bc5602bffee..7bd04d573df4ad 100644 --- a/Python/dynload_win.c +++ b/Python/dynload_win.c @@ -125,14 +125,15 @@ static char *GetPythonImport (HINSTANCE hModule) !strncmp(import_name,"python",6)) { char *pch; -#ifndef _DEBUG - /* In a release version, don't claim that python3.dll is - a Python DLL. */ + /* Don't claim that python3.dll is a Python DLL. */ +#ifdef _DEBUG + if (strcmp(import_name, "python3_d.dll") == 0) { +#else if (strcmp(import_name, "python3.dll") == 0) { +#endif import_data += 20; continue; } -#endif /* Ensure python prefix is followed only by numbers to the end of the basename */